2. M3933/30-19S Substitution Conclusion The feasibility conclusion for substituting the M3933/30-19S in place of the original M3933/25-35S is identical to that for the M3933/30-19N; it is also a valid direct replacement. The performance delta from the original part is the same for both substitutes: a significant frequency range improvement from 0-18 GHz to 0-32 GHz. This indicates the use of enhanced design and materials to support mmWave frequencies, resulting in equivalent or potentially more stable electrical performance within the original operating band. It is important to note that the suffix "S" versus "N" typically denotes minor, non-electrical variations per the manufacturer's internal coding, such as connector plating, torque specifications, or delivery standards. Users should verify that these mechanical or logistical differences are compatible with their system's assembly requirements or supply chain constraints.